On Tue 2014-07-15 15:34:47, Mikulas Patocka wrote:
> This is Martin Petersen's xcopy patch
> (https://git.kernel.org/cgit/linux/kernel/git/mkp/linux.git/commit/?h=xcopy&id=0bdeed274e16b3038a851552188512071974eea8)
> with some bug fixes, ported to the current kernel.
>
> This patch makes it possibl
On Thu 2014-09-11 13:23:54, Dmitry Torokhov wrote:
> On Thu, Sep 11, 2014 at 12:59:25PM -0700, James Bottomley wrote:
> >
> > On Tue, 2014-09-09 at 16:01 -0700, Dmitry Torokhov wrote:
> > > On Tuesday, September 09, 2014 03:46:23 PM James Bottomley wrote:
> > > > On Wed, 2014-09-10 at 07:41 +0900,
On Mon 2014-09-22 13:23:54, Dmitry Torokhov wrote:
> On Monday, September 22, 2014 09:49:06 PM Pavel Machek wrote:
> > On Thu 2014-09-11 13:23:54, Dmitry Torokhov wrote:
> > > On Thu, Sep 11, 2014 at 12:59:25PM -0700, James Bottomley wrote:
> > > > Yes, but we mo
On Sun 2016-04-03 12:42:46, Tomas Winkler wrote:
> Signed-off-by: Tomas Winkler
> ---
> Documentation/ABI/testing/sysfs-class-rpmb | 15 +++
> MAINTAINERS| 1 +
> 2 files changed, 16 insertions(+)
> create mode 100644 Documentation/ABI/testing/sysfs-c
Hi!
> During the testing period of about 5 months I have concluded:
>
> 1) There are 3 identical Fujitsu RX200 S6 test servers which all show the
> same problem, but I also reproduced it on some Sun Fire and Dell server.
>
> 2) The problem happens with both HW RAID (MegaRAID SAS 2108) and when d
Hi!
> > Would an oom-kill-someone-now sysrq be of help, I wonder?
>
> *shrug* It might. I was a letting it run hoping it would complete itself
> when
sysrq-f, IIRC.
> it locked solid. (The keyboard LEDs weren't flashing, so I don't _think_ it
> paniced. I was in X so I wouldn't have seen
Hi!
> I suppose I should just configure suspending to a file instead of a
> swap partition, but I've just historically trusted suspend/resume to a
> swap partition much more than to a file. Or maybe I should hack in a
> sysctl to prevent any swapping even though the swap partition is
> configured
Small cleanups in scsi_host.h. Few #defines make me wonder if their
description is still up to date..?
Signed-off-by: Pavel Machek <[EMAIL PROTECTED]>
---
commit f37d85c2619d02ca383962e588417b9eacae366d
tree 4f2b2e93717c2f434e91ba32115a3801212e5e3d
parent 9918d25acff9540d86ccd93f6e8e536f1c
> > > When all the devices under a host are suspended, the LLD is informed
> > > (via a new "autosuspend" method in the host template) so that it can
> >
> > That is most certainly a mistake.
>
> Why?
>
> > Is there a good reason to not modify
> > to extend suspend() to take an extra argument
Hi!
This is my first attempt at ahci autosuspend. It is _very_ hacky at
this moment, I'll seriously need to clean it up. But it seems to work
here.
It includes Alan Stern's patches. I guess I could/should produce
separate version.
P
On Wed 2008-01-16 10:21:35, Alan Stern wrote:
> On Tue, 15 Jan 2008, Pavel Machek wrote:
>
> > Hi!
> >
> > This is my first attempt at ahci autosuspend. It is _very_ hacky at
> > this moment, I'll seriously need to clean it up. But it seems to work
> > he
Hi!
> This patch will modify the scsi subsystem to allow
> users to set a power management policy for the link.
>
> The scsi subsystem will create a new sysfs file for each
> host in /sys/class/scsi_host called "link_power_management_policy".
> This file can have 3 possible values:
>
> Value
> Hi,
>
> Is there a standard way for drivers (RAID) to detect if the current
> kernel is running in kdump mode? We would like to adjust driver behavior
> dynamically when kdump is active by scaling down resources.
Perhaps you should be automatically using little resources when little
memory is a
Hi!
> How do we "know" when little memory is available?
Kernel already scales its hash tables according to total RAM
available, perhaps you can use similar mechanism?
> Other suggestion which came about was to parse the kernel command line
> and look for "elfcorehdr=". Is this ok? Is kernel comm
Hi!
> >> I'm not sure about this. We need better PM framework to support
> >> powersaving in other controllers and some ahcis don't save much
> >> when only link power management is used,
> >
> > do you have data to support this?
>
> Yeah, it was some Lenovo notebook. Pavel is more familiar w
Hi!
> >Yeah, it was some Lenovo notebook. Pavel is more
> >familiar with the
> >hardware. Pavel, what was the notebook which didn't
> >save much power
> >with standard SATA power save but needed port to be
> >completely turned off?
>
> Pavel, if you have time, could you measure this with
>
Hi!
> >> I'm not sure about this. We need better PM framework to support
> >> powersaving in other controllers and some ahcis don't save much
> >> when only link power management is used,
> >
> > do you have data to support this?
>
> Yeah, it was some Lenovo notebook. Pavel is more familiar w
Hi!
> The megaraid_sas driver doesn't support the hibernation, the
> suspend/resume routine implemented to support the hibernation.
>
> Signed-off-by: Bo Yang <[EMAIL PROTECTED]>
I'm glad to see first scsi driver to have hibernation support
:-). Appart for whitespace, patch looks ok to me.
t this patch and
> also a patch that depends on it.
Thank you.
Acked-by: Pavel Machek
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures)
http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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Hi!
> > This patch series makes the sd driver rely on the driver core for
> > asynchronous probing. Although it's probably too late to submit this
> > patch series to Linus during the v5.2 merge window, I want to make
> > these patches available for review now.
>
> Applied to 5.3/scsi-queue (by h
ros to EXT_PORT_LED_* in nsp32 driver.
>
> Cc: Frank Steiner
> Cc: Jacek Anaszewski
Acked-by: Pavel Machek
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures)
http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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On Wed 2008-02-13 09:45:02, Kristen Carlson Accardi wrote:
> On Tue, 12 Feb 2008 13:28:15 -0600
> James Bottomley <[EMAIL PROTECTED]> wrote:
>
> > On Tue, 2008-02-12 at 11:07 -0800, Kristen Carlson Accardi wrote:
> > > I understand what you are trying to do - I guess I just doubt the
> > > value y
Hi!
> Few storage technologies such is EMMC, UFS, and NVMe support RPMB
> hardware partition with common protocol and frame layout.
> The RPMB partition cannot be accessed via standard block layer, but by a
> set of specific commands: WRITE, READ, GET_WRITE_COUNTER, and
> PROGRAM_KEY.
> Such a par
On Mon 2016-07-18 23:27:49, Tomas Winkler wrote:
> The user space API is achieved via two synchronous IOCTL.
IOCTLs?
> Simplified one, RPMB_IOC_REQ_CMD, were read result cycles is performed
> by the framework on behalf the user and second, RPMB_IOC_SEQ_CMD where
> the whole RPMB sequence includin
Hi!
On Sun 2016-08-14 18:17:39, Tom Yan wrote:
> On 14 August 2016 at 18:07, Tom Yan wrote:
> > On 14 August 2016 at 18:01, Pavel Machek wrote:
> >>
> >> Since SATA support was merged, certainly since v2.4, and from way
> >> before /dev/disk/by-id exist
On Sun 2016-09-04 11:35:33, Winkler, Tomas wrote:
>
> > On Thu, Sep 01, 2016 at 08:05:26PM +, Winkler, Tomas wrote:
> > >
> > > >
> > > > On Sun, Aug 07, 2016 at 09:44:03AM +, Winkler, Tomas wrote:
> > > > > >
> > > > > > On Mon 2016-07-18 23:27:49, Tomas Winkler wrote:
> > > > > > > The u
Hi!
> > However, *IN PRACTICE*, SATA STANDBY IMMEDIATE command completion
> > [often?] only indicates that the device is now switching to the target
> > power management state, not that it has reached the target state. Any
> > further device status inquires would return that it is in STANDBY mode
On Mon 2017-05-08 08:21:34, David Woodhouse wrote:
> On Sun, 2017-05-07 at 22:40 +0200, Pavel Machek wrote:
> > > > NOTE: unclean SSD power-offs are dangerous and may brick the device in
> > > > the worst case, or otherwise harm it (reduce longevity, damage flash
>
On Mon 2017-05-08 10:34:08, David Woodhouse wrote:
> On Mon, 2017-05-08 at 11:28 +0200, Pavel Machek wrote:
> >
> > Are you sure you have it right in JFFS2? Do you journal block erases?
> > Apparently, that was pretty much non-issue on older flashes.
>
> It isn&#x
Hi!
> > 'clean marker' is a good idea... empty pages have plenty of space.
>
> Well... you lose that space permanently. Although I suppose you could
> do things differently and erase a block immediately prior to using it.
> But in that case why ever write the cleanmarker? Just maintain a set of
>
On Mon 2017-05-08 13:50:05, Boris Brezillon wrote:
> On Mon, 08 May 2017 11:13:10 +0100
> David Woodhouse wrote:
>
> > On Mon, 2017-05-08 at 11:09 +0200, Hans de Goede wrote:
> > > You're forgetting that the SSD itself (this thread is about SSDs) also has
> > > a major software component which is
On Mon 2017-05-08 13:43:03, Tejun Heo wrote:
> Hello,
>
> On Mon, May 08, 2017 at 06:43:22PM +0200, Pavel Machek wrote:
> > What I was trying to point out was that storage people try to treat
> > SSDs as HDDs... and SSDs are very different. Harddrives mostly survive
> >
On Mon 2017-05-08 16:40:11, David Woodhouse wrote:
> On Mon, 2017-05-08 at 13:50 +0200, Boris Brezillon wrote:
> > On Mon, 08 May 2017 11:13:10 +0100
> > David Woodhouse wrote:
> >
> > >
> > > On Mon, 2017-05-08 at 11:09 +0200, Hans de Goede wrote:
> > > >
> > > > You're forgetting that the SSD
Hi!
> This is a small set of bugfixes for 2.6.12-rc2 ... you asked me to try
> git, so I did (I actually updated my bk backport script simply to export
> from a BK tree to a git tree). For the time being, I plan to keep the
> scsi changes in BK, but I'll export them for you to try merging
>
> Th
Hi!
> > This is a small set of bugfixes for 2.6.12-rc2 ... you asked me to try
> > git, so I did (I actually updated my bk backport script simply to export
> > from a BK tree to a git tree). For the time being, I plan to keep the
> > scsi changes in BK, but I'll export them for you to try merging
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